Notebook[List[Cell[BoxData[FormBox[GridBox[List[List[RowBox[List[RowBox[List[RowBox[List[SubscriptBox[StyleBox["Cell", Rule[FontSlant, "Plain"]], "i"], "(", "j", ")"]], "=", RowBox[List[RowBox[List[FractionBox["d", "dt"], RowBox[List[SubscriptBox["S", "i"], "(", "t", ")"]]]], "+", RowBox[List[SubscriptBox[StyleBox["Cell", Rule[FontSlant, "Plain"]], RowBox[List["i", "-", "1"]]], "(", "j", ")"]]]]]], "\n", RowBox[List[RowBox[List["i", "=", "1"]], ",", "2", ",", "\[Ellipsis]", "   ", ",", RowBox[List["10", ";", RowBox[List["j", "=", "1"]]]], ",", "2", ",", "\[Ellipsis]", "   ", ",", "N"]]]], TagBox[StyleBox[TagBox[RowBox[List["(", "7", ")"]], Null, Rule[Editable, True], Rule[Selectable, True]], "EquationLabel", Rule[Deletable, False], Rule[ZeroWidthTimes, True]], Null, Rule[Editable, False]]]], Rule[RowSpacings, 2.], Rule[ColumnWidths, List[Fit, Automatic]], Rule[RowAlignments, Top], Rule[ColumnAlignments, List[TextAlignment, Right]]], TraditionalForm]], "Input"]]]